#VU56323 Heap-based buffer overflow in Cypress Semiconductor Corporation products - CVE-2021-34146
Published: September 6, 2021
Vulnerability identifier: #VU56323
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-34146
CWE-ID: CWE-122
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vulnerable software:
AB32VG1
CC256XCQFN-EM
CYW920735Q60EVB
AC6366C_DEMO_V1.0
AB32VG1
CC256XCQFN-EM
CYW920735Q60EVB
AC6366C_DEMO_V1.0
Software vendor:
Texas Instruments Incorporated
Cypress Semiconductor Corporation
Texas Instruments Incorporated
Cypress Semiconductor Corporation
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to the Bluetooth Classic implementation on several chipsets does not properly handle the reception of continuous unsolicited LMP responses. A remote attacker in radio range can pass specially crafted data to the application, trigger heap-based buffer overflow and cause a denial of service condition on the target system.
Remediation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.